Inclined axes spin flanging head and method for using same
CA 1206382 A · Owner: American Can Company · Inventors: Azzaline, Paul H.; Etling, Henry J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An inclined axes spin flanging head capable of flanging a necked-in container in a high speed operation wherein the container is made by drawing and ironing high temper material. Three specific improvements are necessary in order to produce an acceptable flange and reduce the number of cracked flanges to a commercially acceptable quantity. One improvement is a pilot device carried for free rotation on an axis which is coaxial with the axis of the container during the flanging operation. The piloting device guides the can into the flanging rollers each of which is supported on an inclined axis. The second improvement resides in inclining each axis relative to the axis of the spin flanging …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted June 24, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 24, 2003.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.